Match the following columns :
| Column-I | Column-II | ||
| A | Calcium | 1 | Required for synthesis of mitotic spindle |
| B | Chlorine | 2 | Required to active respiratory enzyme |
| C | Manganes | 3 | Essential for constitution of nucleic acid |
| D | Phosphoru | 4 | Required for ion ic balance |
Codes :
| A | B | C | C | |
| (a) | 1 | 3 | 2 | 4 |
| (b) | 1 | 4 | 2 | 3 |
| (c) | 4 | 2 | 3 | 1 |
| (d) | 2 | 3 | 4 | 1 |
| A. |
(a) |
| B. |
(b) |
 |
| C. |
(c) |
| D. |
(d) |